lkml.org 
[lkml]   [2015]   [Feb]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] f2fs: don't need to collect dirty sit entries and flush journal when there's no dirty sit entries
Please ignore this one which w/o patch description.
On Fri, Feb 27, 2015 at 04:49:37PM +0800, Wanpeng Li wrote:
>Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
>---
> fs/f2fs/segment.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
>diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
>index daee4ab..e7b83b6 100644
>--- a/fs/f2fs/segment.c
>+++ b/fs/f2fs/segment.c
>@@ -1730,6 +1730,9 @@ void flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
> mutex_lock(&curseg->curseg_mutex);
> mutex_lock(&sit_i->sentry_lock);
>
>+ if (!sit_i->dirty_sentries)
>+ goto out;
>+
> /*
> * add and account sit entries of dirty bitmap in sit entry
> * set temporarily
>@@ -1744,9 +1747,6 @@ void flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
> if (!__has_cursum_space(sum, sit_i->dirty_sentries, SIT_JOURNAL))
> remove_sits_in_journal(sbi);
>
>- if (!sit_i->dirty_sentries)
>- goto out;
>-
> /*
> * there are two steps to flush sit entries:
> * #1, flush sit entries to journal in current cold data summary block.
>--
>1.9.1


\
 
 \ /
  Last update: 2015-02-27 10:21    [W:0.035 / U:3.564 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site